<span [class]="'el-tag' + (type ? ' el-tag--' + type : '') + (size ? ' el-tag--' + size : '')" 
      [class.is-hit]="hit">
    <ng-content></ng-content> 
    <i class="el-tag__close el-icon-close" *ngIf="closable"
        (click)="closeEmitter.emit($event)"></i>
</span>